add loader

add schema
new loader model using xml
separated work and load data
validation using schema
map data in xml
new core model... proecting

towers.h

@@ -11,10 +11,7 @@ Q_OBJECT
 public:
 	explicit Towers(Game_Data * gd, QObject *parent = 0);
 	bool AddTower(int playerId, int srcId, QPoint pos);
-	void DelTowerById(int Id);
-	void DelTowerByPos(QPoint pos);
-	void DelTower(int index);
-	int TowerIndex(int towerId);
+	void DelTower(QPoint pos);
 	void update();
 	int size() const {return gameData->curTowers.size();}
 signals:
@@ -23,8 +20,11 @@ public slots:
 
 private:
 	Game_Data * gameData;
-
-	int nextId;
 };
 
+inline uint qHash(const QPoint &pos)
+{
+	return qHash(pos.x()) + (qHash(pos.y()) << 16);
+}
+
 #endif // TOWERS_H